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30545111324 = 2271383915141
BaseRepresentation
bin11100011100101000…
…010110100100011100
32220211202000102112102
4130130220112210130
51000024022030244
622010543424232
72130636106460
oct343450264434
986752012472
1030545111324
1111a54a12262
125b055b5078
132b5a2b3390
14169a9c44a0
15bdb90354e
hex71ca1691c

30545111324 has 24 divisors (see below), whose sum is σ = 65789471328. Its totient is φ = 12083780160.

The previous prime is 30545111321. The next prime is 30545111327. The reversal of 30545111324 is 42311154503.

It is an interprime number because it is at equal distance from previous prime (30545111321) and next prime (30545111327).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30545111321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41957207 + ... + 41957934.

It is an arithmetic number, because the mean of its divisors is an integer number (2741227972).

Almost surely, 230545111324 is an apocalyptic number.

It is an amenable number.

30545111324 is an abundant number, since it is smaller than the sum of its proper divisors (35244360004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30545111324 is a wasteful number, since it uses less digits than its factorization.

30545111324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83915165 (or 83915163 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 30545111324 its reverse (42311154503), we get a palindrome (72856265827).

The spelling of 30545111324 in words is "thirty billion, five hundred forty-five million, one hundred eleven thousand, three hundred twenty-four".

Divisors: 1 2 4 7 13 14 26 28 52 91 182 364 83915141 167830282 335660564 587405987 1090896833 1174811974 2181793666 2349623948 4363587332 7636277831 15272555662 30545111324